First Day Of Winter 2025 Uk. This year the winter will start on thursday december 21, 2023 (day of the winter solstice) and will end on tuesday march 19, 2024 with the spring equinox. 1st day of the year.
The winter solstice marks the shortest day of the year when the north pole is tilted farthest away from the sun, and so the sun is at its lowest elevation in the sky. Learn what causes this change in.